AI Summary
[DOCUMENT_TYPE: instructional_content]
**What This Document Is**
This document contains lecture notes outlining the requirements and guidance for Project 3 in CPEG 222: Microprocessor Systems at the University of Delaware. It details a practical engineering project centered around the design and implementation of a digital alarm clock with advanced features, building upon previously learned concepts. The notes are structured as a guide for students working through the project, offering a blend of high-level goals and implementation considerations.
**Why This Document Matters**
This resource is essential for students enrolled in CPEG 222 who are undertaking Project 3. It serves as a foundational reference during the design, development, and testing phases of the alarm clock project. Students will find it particularly helpful when planning their approach, understanding the project’s scope, and identifying key areas for focused learning. It’s best utilized alongside the project specification and during lab sessions dedicated to project work.
**Topics Covered**
* Interrupt Handling – including multiple interrupt sources
* Analog-to-Digital Conversion (ADC) and sensor integration
* Timer Interrupts for precise frequency control
* Input Device Interfacing (Keypad, Microphone, IR Sensor)
* Output Device Control (7-segment displays, LEDs)
* System Design considerations for real-time applications
* Comparison of project requirements to previous assignments
**What This Document Provides**
* A clear statement of the project’s objectives and expected outcomes.
* A list of required hardware components for project implementation.
* An overview of the alarm clock’s functional modes and their intended behavior.
* A discussion of key differences and advancements compared to earlier projects.
* A series of guiding questions to stimulate critical thinking and problem-solving.
* Suggested implementation steps to help structure the project workflow.
* References to relevant sections within the PIC32 reference manual and textbook.